Jauja (Quechua: Xauxa) is a ceety an the caipital o Jauja Province in Peru. It is situatit in the fertile Mantaro Glen, 45 kilometres (28 mi) tae the northwast o Huancayo (the caipital o Junín Region), at an altitude o 3,400 metres (11,200 ft). Its population accordin tae the 2007 census wis 16,424.

Jauja, which flourished for a short time, wis ance the caipital o Spainyie Peru, prior tae the foondin o Lima as the new caipital. It forms the popular expression pais de jauja, which literally means "kintra o Jauja", but figuratively means “niver niver laund o milk an honey”. The toun, wi a laid back ambiance an salubrious climate, haes narrae streets wi hooses paintit blue. Laguna de Paca lake is close tae the ceety.